Want to see a fire that's so determined that it will burn merrily away even though you rob it of oxygen? Then grab a big block of dry ice and some magnesium and prepare for horror! ...and cool visual effects. »7/11/13 9:40am 7/11/13 9:40am

The latest estimates suggest there are at least 160 billion exoplanets in the Milky Way alone, which means there could easily be several billion potentially habitable worlds in our galaxy. But are all these Earth-like planets really like our home? »2/23/12 4:20pm 2/23/12 4:20pm

It's fun to watch chemistry labs explode on video, but you know what's even more fun? Watching a chemistry experiment in action, with a good explanation of what's going on. That's science at its most awesome. Here are ten of our favorite chemical reactions caught on video — which also include excellent commentary on… »2/20/12 10:53am 2/20/12 10:53am